fixes #656 - casperjs can't open /dev/stdin
fixes #656 - casperjs can't open /dev/stdin

istr/casperjs,linkedin/casperjs,davidwhthomas/casperjs,vietch2612/casperjs,PeterWangPo/casperjs,HienLeThi/Casperjs_Demo,PeterWangPo/casperjs,jefleponot/casperjs,PeterWangPo/casperjs,mcwonka/casperjs,jefleponot/casperjs,hudl/casperjs,jjyycchh/casperjs,jjyycchh/casperjs,muntasir2000/casperjs,muntasir2000/casperjs,alexbiehl/casperjs,flyHe/casperjs,dj31416/casperjs,soundyogi/casperjs,pbrazdil/casperjs,jamesanthonyferguson/casperjs,joshuafcole/casperjs,artillery/casperjs,JZL/casperjs,mcwonka/casperjs,linkedin/casperjs,vietch2612/casperjs,jefleponot/casperjs,pbrazdil/casperjs,cryptoquick/casperjs,hudl/casperjs,RobertoMalatesta/casperjs,jefleponot/casperjs,pbrazdil/casperjs,artillery/casperjs,linkedin/casperjs,jefleponot/casperjs,jjyycchh/casperjs,jjyycchh/casperjs,HienLeThi/Casperjs_Demo,casperjs/casperjs,hlr1983/casperjs,Andrey-Pavlov/casperjs,jamesanthonyferguson/casperjs,hlr1983/casperjs,davidwhthomas/casperjs,jjyycchh/casperjs,casperjs/casperjs,ravindrasingh22/casperjs,Andrey-Pavlov/casperjs,muntasir2000/casperjs,dj31416/casperjs,jamesanthonyferguson/casperjs,artillery/casperjs,dj31416/casperjs,kyroskoh/casperjs,joshuafcole/casperjs,sircelsiussexy/casperjs,cryptoquick/casperjs,alexbiehl/casperjs,RobertoMalatesta/casperjs,JZL/casperjs,sircelsiussexy/casperjs,vietch2612/casperjs,RobertoMalatesta/casperjs,kyroskoh/casperjs,mickaelandrieu/casperjs,hlr1983/casperjs,linkedin/casperjs,hlr1983/casperjs,Andrey-Pavlov/casperjs,flyHe/casperjs,hexid/casperjs,JZL/casperjs,PeterWangPo/casperjs,muntasir2000/casperjs,hudl/casperjs,dj31416/casperjs,jamesanthonyferguson/casperjs,PeterWangPo/casperjs,mickaelandrieu/casperjs,jefleponot/casperjs,dj31416/casperjs,kyroskoh/casperjs,mickaelandrieu/casperjs,davidwhthomas/casperjs,kyroskoh/casperjs,singhdev/casperjs,davidwhthomas/casperjs,JZL/casperjs,RobertoMalatesta/casperjs,jjyycchh/casperjs,alexbiehl/casperjs,istr/casperjs,Andrey-Pavlov/casperjs,ravindrasingh22/casperjs,kyroskoh/casperjs,n1k0/casperjs,istr/casperjs,sircelsiussexy/casperjs,n1k0/casperjs,vietch2612/casperjs,singhdev/casperjs,artillery/casperjs,ravindrasingh22/casperjs,hlr1983/casperjs,cryptoquick/casperjs,alexbiehl/casperjs,ravindrasingh22/casperjs,alexbiehl/casperjs,JZL/casperjs,joshuafcole/casperjs,JZL/casperjs,davidwhthomas/casperjs,hexid/casperjs,casperjs/casperjs,muntasir2000/casperjs,soundyogi/casperjs,PeterWangPo/casperjs,hlr1983/casperjs,HienLeThi/Casperjs_Demo,istr/casperjs,dj31416/casperjs,istr/casperjs,casperjs/casperjs,linkedin/casperjs,ravindrasingh22/casperjs,alexbiehl/casperjs,hudl/casperjs,HienLeThi/Casperjs_Demo,mickaelandrieu/casperjs,istr/casperjs,linkedin/casperjs,n1k0/casperjs,Andrey-Pavlov/casperjs,RobertoMalatesta/casperjs,casperjs/casperjs,soundyogi/casperjs,davidwhthomas/casperjs,soundyogi/casperjs,sircelsiussexy/casperjs,n1k0/casperjs,mcwonka/casperjs,Andrey-Pavlov/casperjs,sircelsiussexy/casperjs,pbrazdil/casperjs,joshuafcole/casperjs,pbrazdil/casperjs,artillery/casperjs,mcwonka/casperjs,mcwonka/casperjs,cryptoquick/casperjs,pbrazdil/casperjs,hexid/casperjs,vietch2612/casperjs,hudl/casperjs,HienLeThi/Casperjs_Demo,singhdev/casperjs,sircelsiussexy/casperjs,hexid/casperjs,singhdev/casperjs,mickaelandrieu/casperjs,joshuafcole/casperjs,RobertoMalatesta/casperjs,mcwonka/casperjs,HienLeThi/Casperjs_Demo,soundyogi/casperjs,flyHe/casperjs,n1k0/casperjs,soundyogi/casperjs,cryptoquick/casperjs,joshuafcole/casperjs,artillery/casperjs,casperjs/casperjs,mickaelandrieu/casperjs,cryptoquick/casperjs,jamesanthonyferguson/casperjs,vietch2612/casperjs,kyroskoh/casperjs,hexid/casperjs,jamesanthonyferguson/casperjs,flyHe/casperjs,hexid/casperjs,flyHe/casperjs,singhdev/casperjs,ravindrasingh22/casperjs,muntasir2000/casperjs,n1k0/casperjs,flyHe/casperjs